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what's wrong?what's up?what's happend?what's the matter?有什么区 what's up 和what's the trouble what's wrong what's the matter what's wrong?&what's the matter? what‘s happend 还是 what’s the happend what's the matter?和what's wrong?的区别 what's the matter with和what's wrong with有什么区别 what's up? what's the trouble? what's wrong? what's the matt what's up、what's the matter、what‘s going on与what’s the matte what‘s the matter和what' your matter 和what’s you mattter 有什么区 What happen...What's the matter ...What's wrong .的用法～后面+什么? what’s the matter? What's the matter?和What's up?有什么区别